phi-phenomenon

phi-phe·nom·e·non

P p

Definitions of phi-phenomenon word

noun plural phi-phenomenon motion perceived by a subject, especially the illusion of movement produced when stationary stimuli, as pictures or lights, are presented in rapid succession and are sometimes in slightly different positions. 1
noun phi-phenomenon the illusion that when two lights are rapidly turned on and off in succession something appears to move backwards and forwards between them while the lights stay stationary 0
noun phi-phenomenon a similar illusion in which one light appears to move smoothly backwards and forwards 0

before 1925

One of the 11% newest English words

First recorded in 1925-30

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

This term is known only to a narrow circle of people with rare knowledge. Only 6% of English native speakers know the meaning of this word.

According to our data most of word are more popular. This word is almost not used. It has a much more popular synonym.

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